Golf swing training device



FIG. 1 is a perspective view of a golf swing training device showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right end elevation thereof, of which the opposing end view is a mirror image thereof; and,

FIG. 5 is a top view thereof. 

The ornamental design for a golf swing training device, as shown and described. 